may. 2004 version :0.0 page 1 of 1 A42 silicon npn epitaxial transistor description: the A42 is designed for applica tion as a video output to drive color crt, or as a dialer circuit in electronics telephone features: high voltage: v ceo =300v complementary to a92 chip appearance chip size 600um 600um chip thickness 210 20um base 127um 127um bonding pad size emitter 110um 110um front metal al backside metal au as scribe line width 55um wafer size 6 inch electrical characteristics( ta=25 ) characteristic symbol test condition min max unit collector cutoff current i cbo v cb =200v, i e =0 0.25 ua emitter cutoff current i ebo v eb =5v, i c =0 0.1 ua collector-base breakdown voltage bv cbo i c =0.1ma 300 v collector-emitter breakdown voltage bv ceo i c =1ma 300 v emitter-base breakdown voltage bv ebo i e =0.1ma 5 v dc current gain h fe v ce =10v, i c =10ma 60 300 collector saturation voltage v ce (sat) i c =20ma, i b =2ma 0.5 v a 42 e b
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